Can anyone help explain why there is 17 GB worth of free space on my LVG I can't seem to do anything with this space. Is there anyway to fix this? I have already reformatted the disk then cloned the ...

When I open Disk Utility, I have a core drive and a partition underneath it. But the core drive shows only 19 MB of storage left. on the other hand, the partition shows 55 GB free. My computer is slow ...

so I was following some instructions to get my windows bootcamp partition to resize in disk utility, because after upgrading to Yosemite I was unable to resize my partition to give one side more space ...

I have a series of scripts I use for repartitioning hard drives before a DeployStudio reimage. They're really simple:
#!/bin/sh
diskutil partitionDisk /dev/disk0 GPT JHFS+ Mac\ OS\ 10.10 100g JHFS+ ...

I've removed Windows deleting the partition because from BootCamp Assistant it gave me error that couldn't partition the disk. The problem is that now I have 100 GB of free space (which are from the ...

I just got my new Macbook Pro, I tried to make two new partitions using Disk Utility but I could only create one. After googling I found out that I can't create more than one additional partition in ...

I recently reformatted my machine and am trying to shrink my OS X partiton to make room for a linux partition, following instructions at http://www.makeuseof.com/tag/install-linux-macbook-pro/ . I am ...

Context: I wanted to install Windows 8 onto my Mac by repartitioning my FusionDrive. Using the partition BootCamp provided didn't work, so I found a "solution" on Apple forums to create empty space ...

I've installed Windows 8.1 with the Boot Camp Assistant on a solid state drive with a CoreStorage volume. Booted to Windows I can't see the files on my Mac volume anymore.
I'm confused since this is ...

I tried to make an 8 GB partition on my hard drive so I could make it into a bootable drive, like Recovery HD but without the need to redownload the OS, but for some reason Disk Utility wouldn't let ...

I am trying to figure out why I have 2 Macintosh HD Drives Appearing in disk utility.
One of them i can mount and shows it as being a logical drive and the second one i can't mount but it says it has ...

Firstly - I know this has been answered, but I am hoping for a more broken down answer, as I am not quite so technically minded, but I can follow instructions!
So in summary I have tried to install ...

Just yesterday I finally got my hands on a MacBook Pro in which I was planning to install Ubuntu and Windows aside from OS X for studying purposes.
I was barely beginning by partitioning the disk, or ...

I have two CoreStorage volumes on disk, one is 200GB the other is 50GB. I want to make the 1st 125GB and the second one 125GB.
Currently I have been able to use the diskutil cs resizeStack command to ...

So yesterday I managed to screw up my iMac 2012 (with Fusion Drive) by installing the Mac OS X 10.10.2 update... The installation stalled and when I tried to restore from an external drive using Time ...

So I recently removed Windows 7 from my iMac, but Bootcamp didn't let me do it. I used Disk Utility instead. The old Windows 7 partition now shows up as free space. I want to reinstall Windows 7 again ...

I've got a Macbook Pro Retina (with the PCIe drive ‘blade’, instead of a traditional 2.5" laptop drive). I've recently upgraded the internal drive from 500GB to 1TB, and dd'd the old drive over the ...

I installed Yosemite on an external 3TB drive. I made a specific 300GB partition on it to hold the system and a second for data. Installation worked fine. However, according to Disk Utility in both ...

I put an SSD drive into my macbook pro.
I should say that this drive hadn't been formatted and was a bootable drive with Yosemite OS on it, taken from another macbook pro...
I booted the system up in ...

I have a Mid-2013 11-inch MacBook Air with 512 GB SSD. It came with Mountain Lion, but when Mavericks came out, I performed a clean install. Perhaps taking the idea of clean install a bit too far, I ...

3 weeks ago I installed Yosemite public beta onto a brand new Macbook Air which arrived with Mavericks pre-installed. To carry out the installation I created a new partition for Yosemite and so had ...

I seem to have badly botched a Boot Camp installation of Windows 8.1. I used Boot Camp Assistant to create a 200 GB BOOTCAMP partition on my 1 TB Fusion Drive. I then rebooted and failed to install ...

I finally understood why Disk Utility will not change the partitions on my HDD, even though I added the most recent one myself (maybe significant: to test Yosemite DP) with it. Now I see it says it ...

For a few months, I used the hard drive on my iMac to do Time Machine backups for my MacBook until I got a Time Capsule. Since Time Machine refused to back up directly to the iMac's HD, I partitioned ...

I'm trying to create space on an external drive to clone my mac as a bootable volume with CCC. With Disk Utility I cannot modify it for some reason (probably because the same disk is used with Time ...

Has anyone had experience with encrypted (home made!) FusionDrive volumes and intermittent failure of writes to this disk?
I'm on a Late 2011 MBP 13" with (currently) 4 GB RAM, a 128 GB SSD and a 750 ...